Preinoculation of Soybean Seeds Treated with Agrichemicals up to 30 Days before Sowing: Technological Innovation for Large-Scale Agriculture

Table 5

Plant biomass, N accumulation in the shoots, and grain yield of soybean plants from the field experiments.

Treatment^■

Plant biomass (g plant^−1)^●

N accumulation (mg N plant^−1)^●

Grain yield (kg ha^−1)^●

RV1^♠

RV2

RV3

CD

CB

PA

RV1

RV2

RV3

CD

CB

PA

RV1

RV2

RV3

CD

CB

PA

(1)

(2)

(3)

(4)

(5)

(6)

(7)

(8)

(9)

value

<0.05

<0.05

<0.1

<0.1

<0.05

<0.05

<0.05

<0.05

<0.1

<0.1

<0.05

<0.05

<0.05

<0.05

<0.1

<0.1

<0.05

<0.05

descriptions: (1) uninoculated, not N-fertilized control, treated seeds; (2) N-fertilized control, treated seeds; (3) standard peat-based inoculant applied on planting day, treated seeds; (4) standard liquid inoculant applied on planting day, untreated seeds; (5) Cronos inoculant, two days preinoculation, untreated seeds; (6) Cronos inoculant, two days preinoculation, treated seeds; (7) Cronos inoculant, four days preinoculation, treated seeds; (8) CronosNod technology, seven days preinoculation, treated seeds; (9) CronosTSI technology, 30 days preinoculation, treated seeds. ^●Means followed by the same letter, on the same column, are not significantly different, according to the comparison tests described in the Materials and Methods. ^♠RV1: experiment conducted in Rio Verde by Instituto Federal Goiano in 2013/2014; RV2: experiment conducted in Rio Verde by Instituto Federal Goiano in 2014/2015, RV3: experiment conducted in Rio Verde by Embrapa Soja, CD: experiment conducted in Cachoeira Dourada by Embrapa Soja, CB: experiment conducted in Curitibanos by Universidade Federal de Santa Catarina; PA: experiment conducted in Ponte Alta do Norte by Universidade Federal de Santa Catarina. ^♣NA = not applicable; the treatment was not included at the specific experimental site.